Diesel Mechanic

About the role

The Diesel Mechanic is responsible for the inspection, maintenance, and repair of Class A, B, and C trucks and trailers to ensure safe, efficient, and compliant operations. This role supports a fast-paced warehouse and distribution environment handling dry, refrigerated, and frozen dairy products. Must have strong diagnostic skills, a safety-first mindset, and the ability to work in varying temperature conditions.

What you'll do

• Perform preventative maintenance and repairs on diesel-powered Class A (tractor-trailers), Class B, and Class C vehicles
• Diagnose mechanical, electrical, and hydraulic issues using diagnostic tools and manual inspections
• Service and repair engines, transmissions, brakes, suspensions, and exhaust systems
• Maintain and repair refrigeration units (reefers) used in cold and frozen product transportation (preferred)
• Conduct DOT inspections and ensure all equipment meets federal, state, and company compliance standards
• Complete work orders, maintenance logs, and inspection reports accurately and timely
• Respond to road calls or emergency repairs as needed
• Collaborate with drivers and transportation leadership to identify and resolve recurring equipment issues
• Maintain a clean, organized, and safe work environment
• Follow all company safety policies, including lockout/tagout and PPE requirements

Qualifications

• High School Diploma (or equivalent)
• 2+ years of diesel mechanic experience (fleet or heavy-duty preferred)
• Experience working on Class A, B, and C trucks required
• Knowledge of DOT regulations and inspection standards
• Experience with refrigeration units (Thermo King, Carrier) preferred
• Ability to use diagnostic software and tools
• Valid driver’s license required
• Strong troubleshooting and problem-solving skills
• Ability to work independently and as part of a team
• Certifications

o ASE Certification (T Series)

o EPA Certification for refrigerant handling (preferred)

o CDL Class A or B (or ability to obtain preferred)

Physical Demands

• May require lifting to 75 lbs, bending, kneeling, and standing for extended periods

Work Environment

• Work performed in shop and yard environments, as well as occasional roadside service
• Exposure to varying temperatures, including refrigerated and freezer conditions
• Flexible hours, including early mornings, evenings, weekends, or on-call as needed